<template>
    <div class="login_container">
        <div class="login_box">
            <div class="avatar_box">
                <!--头像区域-->
                <img src="../assets/logo.png" alt />
            </div>

            <el-form :model="loginForm" ref="loginFormRef" :rules="loginFormRules" label-width="0px" class="login_form">
                <el-form-item prop="username">
                    <el-input v-model="loginForm.username" prefix-icon="iconfont iconuser"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input v-model="loginForm.password" prefix-icon="iconfont iconi-pwd" type="password"></el-input>
                </el-form-item>
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    
    data() {
        return {
            //登陆表单的数据绑定对象
            loginForm:{
                username:'admin',
                password:'123456',
            },
            loginFormRules:{
                username:[
                    { required: true, message: '请输入活动名称', trigger: 'blur' },
                    { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                ],
                password:[
                    { required: true, message: '请输入活动名称', trigger: 'blur' },
                    { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
                ],
            }
        };
    },
    mounted() {
        
    },
    methods: {
        resetLoginForm(){
            // console.log(this);
            this.$refs.loginFormRef.resetFields();
        },
        login(){
            this.$refs.loginFormRef.validate(async (valid)=>{
                if(!valid) return
                const {data:result} = await this.$http.post('login',this.loginForm)
                if(result.meta.status != 200)  return this.$message.error("登录失败")
                this.$message.success("登录成功")
                window.sessionStorage.setItem("token",result.data.token)
                this.$router.push('/home')
            })
        }
    },
};
</script>

<style lang="less" scoped>
    .login_container {
        background-color: #2b4b6b;
        height: 100%;
    }
    
    .login_box {
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);

        .avatar_box {
            height: 130px;
            width: 130px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 0 10px #ddd;
            position: absolute;
            left: 50%;
            transform: translate(-50%, -50%); //根据盒子的高度
            background-color: #fff;
            img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
            }
        }
    }

    .login_form{
        position: absolute;
        bottom: 0px;
        width: 100%;
        padding: 0px 20px;
        box-sizing: border-box;
    }
    .btns{
        display: flex;
        justify-content: flex-end;
    }
</style>